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<?php
/**
* Sitemap-related constants.
*
* @package Jetpack
* @since 4.8.0
* @author Automattic
*/
/**
* Maximum size (in bytes) of a sitemap xml file.
* Max is 716800 = 700kb to avoid potential failures for default memcached limits (1MB)
*
* @link http://www.sitemaps.org/
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_MAX_BYTES' ) ) {
define( 'JP_SITEMAP_MAX_BYTES', 716800 );
}
/**
* Maximum size (in url nodes) of a sitemap xml file.
* Per the spec, max value is 50000.
*
* @link http://www.sitemaps.org/
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_MAX_ITEMS' ) ) {
define( 'JP_SITEMAP_MAX_ITEMS', 2000 );
}
/**
* Maximum size (in url nodes) of a news sitemap xml file.
* Per the spec, max value is 1000.
*
* @link https://support.google.com/news/publisher/answer/74288?hl=en
* @since 4.8.0
*/
if ( ! defined( 'JP_NEWS_SITEMAP_MAX_ITEMS' ) ) {
define( 'JP_NEWS_SITEMAP_MAX_ITEMS', 1000 );
}
/**
* Batch size for database queries.
*
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_BATCH_SIZE' ) ) {
define( 'JP_SITEMAP_BATCH_SIZE', 50 );
}
/**
* Number of sitemap files to update on each run.
*
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_UPDATE_SIZE' ) ) {
define( 'JP_SITEMAP_UPDATE_SIZE', 100 );
}
/**
* Number of seconds between sitemap updates.
*
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_INTERVAL' ) ) {
define( 'JP_SITEMAP_INTERVAL', 12 * HOUR_IN_SECONDS );
}
/**
* Number of seconds to lock the sitemap state.
*
* @since 4.8.0
*/
if ( ! defined( 'JP_SITEMAP_LOCK_INTERVAL' ) ) {
define( 'JP_SITEMAP_LOCK_INTERVAL', 15 * MINUTE_IN_SECONDS );
}
/**
* Cache lifetime of news sitemap (in seconds).
*
* @since 4.8.0
*/
if ( ! defined( 'JP_NEWS_SITEMAP_INTERVAL' ) ) {
define( 'JP_NEWS_SITEMAP_INTERVAL', 12 * HOUR_IN_SECONDS );
}
/*
* These constants represent the types of various kinds of sitemaps.
* Note: these strings are used as 'post_types' in the database, and
* so must be at most 20 characters long.
*/
if ( ! defined( 'JP_MASTER_SITEMAP_TYPE' ) ) {
define( 'JP_MASTER_SITEMAP_TYPE', 'jp_sitemap_master' );
}
if ( ! defined( 'JP_PAGE_SITEMAP_TYPE' ) ) {
define( 'JP_PAGE_SITEMAP_TYPE', 'jp_sitemap' );
}
if ( ! defined( 'JP_PAGE_SITEMAP_INDEX_TYPE' ) ) {
define( 'JP_PAGE_SITEMAP_INDEX_TYPE', 'jp_sitemap_index' );
}
if ( ! defined( 'JP_IMAGE_SITEMAP_TYPE' ) ) {
define( 'JP_IMAGE_SITEMAP_TYPE', 'jp_img_sitemap' );
}
if ( ! defined( 'JP_IMAGE_SITEMAP_INDEX_TYPE' ) ) {
define( 'JP_IMAGE_SITEMAP_INDEX_TYPE', 'jp_img_sitemap_index' );
}
if ( ! defined( 'JP_VIDEO_SITEMAP_TYPE' ) ) {
define( 'JP_VIDEO_SITEMAP_TYPE', 'jp_vid_sitemap' );
}
if ( ! defined( 'JP_VIDEO_SITEMAP_INDEX_TYPE' ) ) {
define( 'JP_VIDEO_SITEMAP_INDEX_TYPE', 'jp_vid_sitemap_index' );
}
/**
* The name (with extension) of a sitemap file of the given
* type and number.
*
* @since 4.8.0
*
* @param string $type The sitemap type.
* @param string $number The sitemap number.
*
* @return string The filename.
*/
function jp_sitemap_filename( $type, $number = null ) {
if ( is_null( $number ) ) {
return "error-not-int-$type-$number.xml";
} elseif ( JP_MASTER_SITEMAP_TYPE === $type ) {
return 'sitemap.xml';
} elseif ( JP_PAGE_SITEMAP_TYPE === $type ) {
return "sitemap-$number.xml";
} elseif ( JP_PAGE_SITEMAP_INDEX_TYPE === $type ) {
return "sitemap-index-$number.xml";
} elseif ( JP_IMAGE_SITEMAP_TYPE === $type ) {
return "image-sitemap-$number.xml";
} elseif ( JP_IMAGE_SITEMAP_INDEX_TYPE === $type ) {
return "image-sitemap-index-$number.xml";
} elseif ( JP_VIDEO_SITEMAP_TYPE === $type ) {
return "video-sitemap-$number.xml";
} elseif ( JP_VIDEO_SITEMAP_INDEX_TYPE === $type ) {
return "video-sitemap-index-$number.xml";
} else {
return "error-bad-type-$type-$number.xml";
}
}
/**
* The index type corresponding to a sitemap type.
*
* @since 4.8.0
*
* @param string $type The sitemap type.
*
* @return string The index type.
*/
function jp_sitemap_index_type_of( $type ) {
if ( JP_PAGE_SITEMAP_TYPE === $type ) {
return JP_PAGE_SITEMAP_INDEX_TYPE;
} elseif ( JP_IMAGE_SITEMAP_TYPE === $type ) {
return JP_IMAGE_SITEMAP_INDEX_TYPE;
} elseif ( JP_VIDEO_SITEMAP_TYPE === $type ) {
return JP_VIDEO_SITEMAP_INDEX_TYPE;
} else {
return "error-bad-type-$type";
}
}
/**
* The sitemap type corresponding to an index type.
*
* @since 4.8.0
*
* @param string $type The index type.
*
* @return string The sitemap type.
*/
function jp_sitemap_child_type_of( $type ) {
if ( JP_PAGE_SITEMAP_INDEX_TYPE === $type ) {
return JP_PAGE_SITEMAP_TYPE;
} elseif ( JP_IMAGE_SITEMAP_INDEX_TYPE === $type ) {
return JP_IMAGE_SITEMAP_TYPE;
} elseif ( JP_VIDEO_SITEMAP_INDEX_TYPE === $type ) {
return JP_VIDEO_SITEMAP_TYPE;
} else {
return "error-bad-type-$type";
}
}
/**
* Convert '0000-00-00 00:00:00' to '0000-00-00T00:00:00Z'.
* Note that the input is assumed to be in UTC (a.k.a. GMT).
*
* @link https://www.w3.org/TR/NOTE-datetime
* @since 4.8.0
*
* @param string $datetime The timestamp to convert.
*
* @return string The converted timestamp.
*/
function jp_sitemap_datetime( $datetime ) {
$regex = '/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$/';
if ( preg_match( $regex, $datetime ) ) {
return str_replace( ' ', 'T', $datetime ) . 'Z';
} else {
return $datetime;
}
}
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